WO2017110397A1 - 撮像装置 - Google Patents

撮像装置 Download PDF

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Publication number
WO2017110397A1
WO2017110397A1 PCT/JP2016/085650 JP2016085650W WO2017110397A1 WO 2017110397 A1 WO2017110397 A1 WO 2017110397A1 JP 2016085650 W JP2016085650 W JP 2016085650W WO 2017110397 A1 WO2017110397 A1 WO 2017110397A1
Authority
WO
WIPO (PCT)
Prior art keywords
outer peripheral
peripheral surface
wall
vehicle
imaging device
Prior art date
Application number
PCT/JP2016/085650
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
利成 中居
智宣 市川
英貴 野村
Original Assignee
株式会社東海理化電機製作所
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=59090445&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2017110397(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 株式会社東海理化電機製作所 filed Critical 株式会社東海理化電機製作所
Priority to US16/061,567 priority Critical patent/US10676030B2/en
Priority to EP16878290.2A priority patent/EP3396937B1/de
Priority to EP19212034.3A priority patent/EP3661185A1/de
Publication of WO2017110397A1 publication Critical patent/WO2017110397A1/ja

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • B60R1/02—Rear-view mirror arrangements
    • B60R1/06—Rear-view mirror arrangements mounted on vehicle exterior
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R11/04—Mounting of cameras operative during drive; Arrangement of controls thereof relative to the vehicle
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/51—Housings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • B60R1/12—Mirror assemblies combined with other articles, e.g. clocks
    • B60R2001/1253—Mirror assemblies combined with other articles, e.g. clocks with cameras, video cameras or video screens

Definitions

  • the present invention relates to an imaging device provided outside a vehicle.
  • Japanese Patent Laid-Open No. 2009-286216 describes a configuration in which a cover glass is provided on an end wall of a housing that accommodates a camera, and the camera captures an image through the cover glass.
  • the water droplet adhering to the peripheral surface of the case may flow on the surface of the cover glass as the vehicle travels.
  • Water droplets flowing on the surface of the cover glass may appear in an image captured by a camera.
  • the present invention has been made in view of the above-mentioned facts, and an object of the present invention is to provide an imaging device capable of suppressing water droplets from flowing toward the outer wall of the outer peripheral member toward the outer wall as the vehicle travels.
  • an imaging unit provided outside the vehicle and an outer wall provided with a light transmitting unit are provided, and the imaging performed through the light transmitting unit is performed.
  • a first aspect of the present disclosure includes an outer peripheral member that accommodates an imaging unit, and the outer peripheral surface of the outer peripheral member is provided with a step portion that causes the outer peripheral surface on the outer wall side to protrude more than the outer peripheral surface on the opposite side to the outer wall. .
  • the stepped portion suppresses water droplets flowing in the peripheral surface of the outer peripheral member from flowing from the outer peripheral surface opposite to the outer wall of the stepped portion to the outer peripheral surface on the outer wall side.
  • a curved portion bent so as to turn the outer wall toward the vehicle rear side is formed in the outer peripheral member, and the step portion is provided in the curved portion of the outer peripheral member.
  • the outer wall is directed to the vehicle rear side by the curved portion formed in the outer peripheral member, and imaging of the vehicle rear side is possible.
  • the stepped portion is provided at the curved portion of the outer peripheral member, and suppresses the flow of water droplets from the curved portion to the outer wall side.
  • a groove or a protrusion that constitutes the stepped portion is provided in the outer peripheral member.
  • the third aspect of the present disclosure is provided with a groove or a protrusion that constitutes the step.
  • the stepped portion is provided all around the outer peripheral surface of the outer peripheral member.
  • the step portion is provided over the entire periphery of the outer peripheral surface of the outer peripheral member, the water droplet flows from the outer peripheral surface opposite to the outer wall over the entire periphery of the outer peripheral member Flow to the outer peripheral surface of
  • the water droplets on the outer peripheral surface of the outer peripheral member are suppressed from flowing to the outer wall side as the vehicle travels, so that it is possible to suppress the loss of the photographed image by the water droplets.
  • FIG. 1A and 1B show an imaging device 10 according to the present embodiment
  • FIG. 2 shows a schematic cross section of the main part of the imaging device 10.
  • an imaging device 10 provided in a vehicle such as a passenger car will be described.
  • the forward direction of the vehicle is indicated by an arrow FR
  • the outward in the vehicle width direction is indicated by an arrow W
  • the upward direction of the vehicle is indicated by an arrow UP.
  • the imaging device 10 includes a camera 12 as an imaging unit.
  • the camera 12 generally uses an imaging device such as a charge coupled device (CCD) or a complementary metal oxide semiconductor (CMOS) image sensor and outputs an electrical signal according to an image (video) formed on the imaging device. Configuration applies.
  • CCD charge coupled device
  • CMOS complementary metal oxide semiconductor
  • an image outside the vehicle is captured by the camera 12 of the imaging device 10 disposed outside the vehicle.
  • An image captured by the camera 12 is displayed, for example, on a monitor (not shown) provided in the vehicle compartment.
  • the imaging device 10 is used in place of a rearview mirror such as a door mirror, or together with the rearview mirror, for assisting the driver in the vehicle interior with a view outside the vehicle.
  • the imaging device 10 includes an outer cover 14 as an outer peripheral member.
  • the outer cover 14 is formed in a cylindrical shape whose inside is hollow, and the camera 12 is accommodated inside.
  • the axial direction of the outer cover 14 will be described as the longitudinal direction of the outer cover 14, but the length of the outer cover 14 in the longitudinal direction is a direction (radial direction) orthogonal to the longitudinal direction It may be shorter than Further, in the present embodiment, the outer cover 14 has a cylindrical shape, but the outer cover 14 as the outer peripheral member is not limited to the cylindrical shape, and any shape may be applied as long as it can accommodate the camera 12. Be done.
  • the outer cover 14 has one end side in the longitudinal direction (hereinafter referred to as the base 14A side) attached to the side door (front side door) 16A of the vehicle 16 and the other end side from the side door 16A to the car It extends outward in the width direction.
  • the outer cover 14 is attached to the side door 16A with a slight inclination so that the tip end side (opposite to the base 14A side) is the vehicle rear side with respect to the vehicle width direction. There is.
  • the outer cover 14 is formed with a curved portion 18 as a curved portion, and the tip end side opposite to the vehicle 16 is directed to the vehicle rear side by the curved portion 18.
  • the outer cover 14 has a tip (including the curved portion 18) as an imaging unit 20, and the camera 12 is housed inside the imaging unit 20.
  • An outer wall 22 whose surface is directed to the rear side of the vehicle is provided at the tip of the outer cover 14 directed to the rear of the vehicle, and the outer cover 14 is closed by the outer wall 22 in the imaging unit 20.
  • the outer wall 22 is formed with a protrusion 24 at the center of the outer surface 22A directed to the rear of the vehicle, and this protrusion 24 is a circular hole passing through the outer wall 22.
  • a through hole 26 as a light transmitting portion is formed.
  • the through hole 26 is formed in a circular hole, but it may be a square shape or a pentagonal polygonal shape, and any shape such as an elliptical shape can be applied. .
  • the camera 12 includes a body 12A, and an optical system and the like are accommodated in the body 12A.
  • the camera 12 is attached to the imaging unit 20 with the body 12A inserted into the through hole 26.
  • a lens as a light transmitting member or a cover glass for covering the lens (hereinafter referred to as a cover glass 28 as an example) is attached to the tip of the body 12 A, and the through hole 26 is closed by the cover glass 28 It is done.
  • the camera 12 has the body 12A attached to the through hole 26 of the outer wall 22, the imaging region is directed to the vehicle rear side, and imaging of a predetermined region on the vehicle rear side is possible.
  • the optical axis is slightly directed to the outside in the vehicle width direction.
  • the body 12A of the camera 12 is inserted into the through hole 26.
  • the present invention is not limited to this, and any form of imaging the vehicle rear side through the through hole 26 can be applied.
  • the body 12A may not be inserted into the through hole 26 until the cover glass 28 is exposed, and the open side of the through hole 26 may be opened. In this case, the light transmission provided separately from the cover glass 28
  • the through hole 26 may be closed by a protective member of
  • the outer wall 22 is inclined from the periphery of the protrusion 24 toward the periphery of the outer wall 22 so that the outer surface 22A is concave. That is, the outer wall 22 is formed so that the outer surface 22A side is concave so that the peripheral portion is on the vehicle rear side than the projecting portion 24, and the outer cover 14 is an edge that protrudes from the outer wall 22 to the vehicle rear side
  • the portion 30 is formed.
  • the outer wall 22 is inclined in a substantially conical shape in which the outer surface 22A on the upper side of the protrusion 24 is directed downward, and the outer surface 22A on the lower side of the protrusion 24 is directed upward, It is surrounded.
  • the edge 30 is slightly inclined downward so that the vehicle upper side is the vehicle rear side.
  • the outer wall 22 is provided with a projection 32 between the projection 24 and the edge 30.
  • the protruding portion 32 has a tip protruding from the outer surface 22A of the outer wall 22 directed obliquely downward located on the outer side (vehicle rear side) than the surface of the cover glass 28 There is.
  • the protruding portion 32 is formed around the protruding portion 24 between the protruding portion 24 and the edge portion 30 so as to extend substantially half.
  • a stepped portion 34 is provided on the outer peripheral surface 36 of the outer cover 14.
  • the stepped portion 34 is provided on the outer peripheral surface 36 of the outer cover 14 on the vehicle upper side in the circumferential direction of the outer cover 14. That is, the stepped portion 34 is formed on the outer circumferential surface 36 of the outer cover 14 surrounding the outer wall 22 so as to be continuous with the circumferential direction of the outer circumferential surface 36 corresponding to the circumferential direction of the outer wall 22.
  • the outer peripheral surface 36 on the vehicle upper side is divided by the step portion 34 into an outer peripheral surface 36 A on the outer wall 22 side and an outer peripheral surface 36 B on the base 14 A side opposite to the outer wall 22.
  • the stepped portion 34 is a position which is continuous with the outer wall 22 (edge portion 30) side of the outer peripheral surface 36 of the outer cover 14 and can narrow the surface on which water droplets can flow toward the outer wall 22 side.
  • the step portion 34 is provided so as to be continuous in the vehicle longitudinal direction in the curved portion 18 in a plan view. That is, the step portion 34 is extended from the inward side in the radius of curvature direction of the curved portion 18 toward the outward in the radius of curvature direction of the curved portion 18 which is the circumferential direction of the outer cover 14.
  • the circumferential direction of the outer circumferential surface 36 refers to the direction (direction about the axis) around the longitudinal direction of the outer cover 14, and the longitudinal direction of the outer cover 14 in the curved portion 18 corresponds to that of the curved portion 18.
  • the curvature is along the circumferential direction.
  • the outer cover 14 is curved so that the outer peripheral surface 36 on the upper side protrudes flatly or slightly upward at the central portion in the circumferential direction, and is curved so as to incline downward on the vehicle at both end sides in the circumferential direction ing.
  • the outer peripheral surface 36B on the base 14A side (vehicle 16 side) opposite to the outer wall 22 is lower than the outer peripheral surface 36A on the outer wall 22 side of the outer peripheral surface 36 on the upper side of the outer cover 14 It is formed to be That is, as shown to FIG. 1A, the level
  • a wall surface 36C connecting the outer peripheral surface 36A and the outer peripheral surface 36B is formed.
  • the wall surface 36C may be formed in a direction along the vertical direction of the vehicle, but in the present embodiment, the wall surface 36C is inclined so as to have a preset angle with respect to the vertical direction of the vehicle.
  • the outer cover 14 is formed to climb up the wall surface 36C from the outer peripheral surface 36B to reach the outer peripheral surface 36A.
  • the camera 12 directed to the vehicle rear side is accommodated in the imaging unit 20 on the outer side in the vehicle width direction of the outer cover 14 attached to the side door 16A of the vehicle 16 It is done.
  • the imaging device 10 captures an image of the vehicle rear side with the camera 12 of the imaging unit 20.
  • water droplets adhere to the outer circumferential surface 36 of the outer cover 14 because the outer cover 14 is provided outside the vehicle.
  • Water droplets adhering to the outer peripheral surface 36 of the outer cover 14 flow on the outer peripheral surface 36 of the outer cover 14 as the vehicle travels. Further, on the outer peripheral surface 36 of the outer cover 14, when the water droplets flow, the wet portion becomes a flow path and the water droplets easily flow.
  • the direction in which the water droplets flow on the outer peripheral surface 36 of the outer cover 14 changes depending on the vehicle speed, the shape of the outer peripheral surface 36 of the outer cover 14 and the air flow around the outer cover 14. May flow toward the outer wall 22.
  • the stepped portion 34 is provided on the outer peripheral surface 36 of the outer cover 14.
  • the stepped portion 34 is formed such that the outer peripheral surface 36A of the outer cover 14 on the imaging unit 20 side (the outer wall 22 side) protrudes from the outer peripheral surface 36B on the opposite side to the imaging unit 20.
  • the water droplets flowing toward the outer wall 22 of the imaging unit 20 on the outer circumferential surface 36B of the outer cover 14 reach the step 34, and the outer circumferential surface 36B is inclined toward the outer circumferential surface 36A above the outer circumferential surface 36B. The flow toward the surface 36A is suppressed.
  • the water droplets that have flowed on the outer peripheral surface 36B for example, flow down the outer peripheral surface 36 (the outer peripheral surface 36B) of the outer cover 14 along the step portion 34 along the circumferential direction.
  • the water droplets blocked from flowing toward the outer peripheral surface 36A by the step portion 34 have an outer peripheral surface 36B according to the airflow (direction and strength of the air flow) near the surface of the outer peripheral surface 36B and the inclination of the outer peripheral surface 36B. And flow through the boundary between wall surface 36C and wall surface 36C.
  • FIGS. 1A and 1B an example of the flow of water droplets on the outer peripheral surface 36 (the outer peripheral surface 36B) of the outer cover 14 is indicated by a broken arrow.
  • the amount of water droplets attached to the outer peripheral surface 36 of the outer cover 14 increases as the surface area of the outer peripheral surface 36 increases, but the step portion 34 divides the outer peripheral surface 36 of the outer cover 14 into the outer wall 22.
  • the facing outer peripheral surface 36 is made to be the outer peripheral surface 36A, and the area to which the water droplets can flow toward the outer wall 22 is narrowed.
  • the stepped portion 34 is provided on the outer cover 14 to reduce the amount of water droplets flowing from the outer peripheral surface 36B to the outer peripheral surface 36A on the outer wall 22 side.
  • the flow of water droplets from the outer peripheral surface 36B to the outer peripheral surface 36A on the outer wall 22 side is suppressed, so that the flow path of water droplets from the outer peripheral surface 36B to the outer peripheral surface 36A is suppressed.
  • the imaging device 10 the amount of water droplets reaching the edge 30 is reduced compared to the case where the step portion 34 is not provided, and the water droplets flowing from the edge 30 to the surface of the cover glass 28 damage the captured image of the camera 12 Thus, it is possible to prevent the occupant from using the photographed image of the camera 12 and to properly support visual recognition of the occupant.
  • the step portion 34 is formed to be continuous in the vehicle longitudinal direction in plan view, but the planar shape and direction of the step portion are not limited to this.
  • the stepped portion may be configured as long as water droplets flowing on the outer peripheral surface 36B opposite to the outer wall 22 can be prevented from adhering to the outer peripheral surface 36A on the outer wall 22 side.
  • Such a stepped portion may be the stepped portion 40 shown in FIGS. 3A and 3B.
  • the stepped portion 40 is formed on the outer wall 22 side of the curved portion 18 of the outer cover 14 in the circumferential direction of the outer cover 14.
  • the outer peripheral surface 36B on the base 14A side of the outer cover 14 is lower than the outer peripheral surface 36A on the outer wall 22 side of the outer cover 14, and the outer peripheral surface 36A is between the outer peripheral surface 36A and the outer peripheral surface 36B.
  • a wall surface 36D is formed to be higher on the side, and the wall surface 36D divides the wall surface 36D into an outer circumferential surface 36A and an outer circumferential surface 36B.
  • the wall surface 36D is formed over the entire circumference of the outer cover 14, whereby the step portion 40 is provided over the entire circumference of the outer cover 14.
  • the stepped portion 40 suppresses the flow of water droplets flowing from the outer peripheral surface 36B of the outer cover 14 toward the stepped portion 40 to the outer peripheral surface 36A by the wall surface 36D. Further, since the step portion 40 is provided over the entire circumference of the outer cover 14, the outer peripheral surface 36 B on the lower side of the outer cover 14 and the outer peripheral surface 36 B on the side (the outer peripheral surface viewed from the vehicle longitudinal direction 36) reduces the flow of water droplets flowing to the outer circumferential surface 36A. Further, the stepped portion 40 suppresses the flow of water droplets from the outer peripheral surface 36B to the outer peripheral surface 36A by suppressing the water droplets from flowing from the outer peripheral surface 36B to the outer peripheral surface 36A of the outer cover 14 Do.
  • the imaging device 10 in which the stepped portion 40 is formed on the outer cover 14 the loss of the captured image of the camera 12 is suppressed by the water droplets attached to the outer peripheral surface 36 B of the outer cover 14.
  • the image enables appropriate visual support for the occupant in the vehicle compartment.
  • the stepped portion may be provided in the circumferential direction of the outer cover 14 and provided so as to divide the outer peripheral surface of the outer cover 14 into the outer wall 22 side and the opposite side to the outer wall 22.
  • the stepped portion is not limited to the stepped portion 34 (see FIGS. 1A and 1B) along the longitudinal direction of the vehicle and the stepped portion 40 along the lateral direction of the vehicle (see FIGS. 3A and 3B).
  • the direction of curvature may be provided in the direction inclined to each of the directions, that is, in the middle of the curvature circumferential direction of the curved portion 18.
  • the stepped portion may be curved in plan view. That is, the step portion may be curved so that the inward side in the radius of curvature direction of the curved portion 18 is along the vehicle longitudinal direction, and the outward side in the radius of curvature direction is directed outward in the vehicle width direction. .
  • the step portions 34 and 40 are provided on the outer peripheral surface 36 of the outer cover 14, but the present invention is not limited thereto.
  • a groove portion or a protrusion having the function of the step portion may be formed.
  • the groove portion may be the groove portion 42 shown in FIGS. 4A and 4B.
  • the groove portion 42 is provided on the outer cover 14 instead of the step portion 40 shown in FIGS. 3A and 3B.
  • the groove 42 shown in FIGS. 4A and 4B is formed on the outer wall 22 side of the curved portion 18 of the outer cover 14 in the circumferential direction (vehicle width direction) of the outer cover 14.
  • the groove portion 42 is an outer periphery as a groove bottom made lower than the outer peripheral surfaces 44A and 44B between the outer peripheral surface 44A on the outer wall 22 side of the outer cover 14 and the outer peripheral surface 44B on the opposite side (base 14A side) to the outer wall 22
  • the surface 44C is formed. Further, in the groove portion 42, the outer peripheral surface 44A and the outer peripheral surface 44C are connected by a wall surface 44D, and the outer peripheral surface 44B and the outer peripheral surface 44C are connected by a wall surface 44E.
  • each of the outer peripheral surface 44C and the wall surfaces 44D and 44E is formed over the entire circumference of the outer cover 14. That is, the groove 42 is provided over the entire circumference of the outer cover 22 on the outer wall 22 side.
  • a step 46 is formed by the outer peripheral surface 44A on the outer wall 22, the outer peripheral surface 44C opposite to the outer wall 22, and the wall surface 44D.
  • Water droplets flowing toward the outer wall 22 through the outer peripheral surface 44B Even if the groove portion 42 reaches the outer peripheral surface 44C, the flow from the outer peripheral surface 44C to the outer peripheral surface 44A is suppressed.
  • the outer cover 14 in which the groove portion 42 is formed the flow path of water droplets from the outer peripheral surface 44B to the outer peripheral surface 44A is suppressed from being formed.
  • the groove portion 42 is formed on the entire outer periphery of the outer cover 14 by forming each of the outer peripheral surface 44C and the wall surfaces 44D and 44E, whereby the outer peripheral surface 44B on the lower side of the outer cover 14 and the outer peripheral surface on the side It is reduced that the water droplet which flows along 44B (the outer peripheral surface 36 seen from the vehicle front-back direction) flows through the outer peripheral surface 44A.
  • the imaging device 10 in which the groove portion 42 is provided in the outer cover 14, the amount of water droplets adhering to the outer peripheral surface 44A on the outer wall 22 side and the water droplets flowing through the outer peripheral surface 44A is reduced. Loss of the image is suppressed, and the captured image of the camera 12 enables appropriate visual support for the occupant in the vehicle compartment.
  • the outer peripheral surface 44C and the wall surfaces 44D and 44E of the groove 42 are provided on the outer wall 22 side of the curved portion 18 of the outer cover 14, but the groove is not limited to this.
  • the groove portion forms the wall surface 44D on the outer wall 22 side of the curved portion 18 (a position corresponding to the step 40 in FIGS. 3A and 3B), and the wall surface 44E on the opposite side to the outer wall 22 of the curved portion 18 (FIG. 1A and FIG.
  • the outer circumferential surface of the curved portion 18 may be made the outer circumferential surface 44 C of the groove 42 by providing it at a position corresponding to the step 34 of 1 B).
  • the step part 40 and the groove part 42 were provided over the perimeter of the outer cover 14, not only the step part 40 and the groove part 42 but the step part 34 (refer FIG. 1A and FIG. 1B) It may be provided across the Furthermore, instead of the stepped portion 34 (see FIGS. 1A and 1B), the stepped portion 40 (see FIGS. 3A and 3B), or the groove 42 (see FIGS. 4A and 4B), the protrusions constituting the stepped portion are outer It may be provided on the outer peripheral surface 36 of the cover 14.
  • one of the step portions 34 and 40 and the groove portion 42 is provided on the outer cover 14, but the present invention is not limited to this.
  • the outer cover 14 is provided, for example, with a step 34 (see FIGS. 1A and 1B) and a step 40 (see FIGS. 3A and 3B) or a step 34 and a groove 42 (see FIGS. 4A and 4B). Also good.
  • the groove portion and the projection may be provided in plural in the longitudinal direction of the outer cover 14. As compared with the case where one of the projections is provided, the flow of water droplets directed to the outer wall can be reliably suppressed.
  • the outer cover 14 in which the curved portion 18 as the curved portion is formed and the longitudinal direction is bent is described as an example, but the outer peripheral member may not have a shape in which the longitudinal direction is bent. good.
  • the imaging unit may be provided with an outer wall in the imaging direction of the imaging unit. That is, when imaging the vehicle rear side, the outer wall may be provided on the surface on the vehicle rear side of the outer peripheral member whose axis is linear, and the step portion is the axial direction of the outer peripheral member on the outer peripheral surface of the outer peripheral member. It may be provided along the circumferential direction of the outer peripheral member at a position opposite to the outer wall.
  • the step portions 34 and 40 and the groove portion 42 as the step portions according to the present invention are provided on the curved portion 18 of the outer cover 14 provided with the imaging unit 20 in which the camera 12 is accommodated.
  • the stepped portion according to the present invention can be provided on the outer peripheral surface 36 of the outer cover 14 within the range of the imaging unit 20, and can be provided on the outer peripheral surface 36 of the outer cover 14 around the imaging unit 20.
  • the imaging device 10 provided at the side door 16A of the vehicle 16 is used, the imaging device is provided, for example, on the roof, trunk or bumper of the vehicle, and supports visual recognition on the vehicle rear side. It may be provided. Moreover, an imaging device is provided not only in a passenger car but in any vehicle, and can be applied to imaging of the rear of the vehicle.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Studio Devices (AREA)
  • Camera Bodies And Camera Details Or Accessories (AREA)
PCT/JP2016/085650 2015-12-21 2016-11-30 撮像装置 WO2017110397A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US16/061,567 US10676030B2 (en) 2015-12-21 2016-11-30 Vehicle exterior camera device
EP16878290.2A EP3396937B1 (de) 2015-12-21 2016-11-30 Bildgebungsvorrichtung
EP19212034.3A EP3661185A1 (de) 2015-12-21 2016-11-30 Bildgebungsvorrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015248899A JP6683474B2 (ja) 2015-12-21 2015-12-21 撮像装置
JP2015-248899 2015-12-21

Publications (1)

Publication Number Publication Date
WO2017110397A1 true WO2017110397A1 (ja) 2017-06-29

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ID=59090445

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2016/085650 WO2017110397A1 (ja) 2015-12-21 2016-11-30 撮像装置

Country Status (4)

Country Link
US (1) US10676030B2 (de)
EP (2) EP3661185A1 (de)
JP (1) JP6683474B2 (de)
WO (1) WO2017110397A1 (de)

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JP6683474B2 (ja) 2015-12-21 2020-04-22 株式会社東海理化電機製作所 撮像装置
WO2018216434A1 (ja) 2017-05-23 2018-11-29 株式会社ミツバ ドアミラー
JP2019089466A (ja) * 2017-11-15 2019-06-13 株式会社東海理化電機製作所 車両用視認装置
JP7112286B2 (ja) * 2018-08-28 2022-08-03 本田技研工業株式会社 車両用撮像ユニット
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EP3396937A1 (de) 2018-10-31
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EP3396937A4 (de) 2019-05-15
US10676030B2 (en) 2020-06-09

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